svt-av1_decoder_user_guide.md

Top level

Scalable Video Technology for AV1 Decoder (SVT-AV1 Decoder) User Guide

Table of Contents

[TOC]

Introduction

This document describes how to use the Scalable Video Technology for AV1 Decoder (SVT-AV1). In particular, this user guide describes how to run the sample application with the respective dynamically linked library.

Sample Application Guide

This section describes how to run the sample decoder application that uses the SVT-AV1 Decoder library. It describes the command line input parameters and the resulting outputs.

Running the decoder

This section describes how to run the sample decoder application SvtAv1DecApp.exe (on Windows*) or SvtAv1DecApp (on Linux*) from the command line, including descriptions of the most commonly used input parameters and outputs.

The sample application typically takes the following command line parameters:

 -help                     Show usage options and exit
 -i <arg>                  Input file name
 -o <arg>                  Output file name
 -skip <arg>               Skip the first n input frames
 -limit <arg>              Stop decoding after n frames
 -bit-depth <arg>          Input bitdepth. [8, 10]
 -w <arg>                  Input picture width
 -h <arg>                  Input picture height
 -colour-space <arg>       Input picture colour space. [400, 420, 422, 444]
 -threads <arg>            Number of threads to be launched
 -parallel-frames <arg>    Number of frames to be processed in parallel
 -md5                      MD5 support flag
 -fps-frm                  Show fps after each frame decoded
 -fps-summary              Show fps summary
 -skip-film-grain          Disable Film Grain

Sample usage: SvtAv1DecApp.exe -i test.ivf -o out.yuv